llvm-6502/lib/Target/IA64/IA64TargetMachine.cpp
Jim Laskey fde1b3bb2f 1. Remove condition on delete.
2. Protect and outline createTargetAsmInfo.

3. Misc. kruft.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30169 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-07 23:39:26 +00:00

90 lines
2.8 KiB
C++

//===-- IA64TargetMachine.cpp - Define TargetMachine for IA64 -------------===//
//
// The LLVM Compiler Infrastructure
//
// This file was developed by Duraid Madina and is distributed under the
// University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file implements the IA64 specific subclass of TargetMachine.
//
//===----------------------------------------------------------------------===//
#include "IA64TargetAsmInfo.h"
#include "IA64TargetMachine.h"
#include "IA64.h"
#include "llvm/Module.h"
#include "llvm/PassManager.h"
#include "llvm/Target/TargetMachineRegistry.h"
using namespace llvm;
/// IA64TargetMachineModule - Note that this is used on hosts that cannot link
/// in a library unless there are references into the library. In particular,
/// it seems that it is not possible to get things to work on Win32 without
/// this. Though it is unused, do not remove it.
extern "C" int IA64TargetMachineModule;
int IA64TargetMachineModule = 0;
namespace {
RegisterTarget<IA64TargetMachine> X("ia64", " IA-64 (Itanium)");
}
const TargetAsmInfo *IA64TargetMachine::createTargetAsmInfo() const {
return new IA64TargetAsmInfo(*this);
}
unsigned IA64TargetMachine::getModuleMatchQuality(const Module &M) {
// we match [iI][aA]*64
bool seenIA64=false;
std::string TT = M.getTargetTriple();
if (TT.size() >= 4) {
if( (TT[0]=='i' || TT[0]=='I') &&
(TT[1]=='a' || TT[1]=='A') ) {
for(unsigned int i=2; i<(TT.size()-1); i++)
if(TT[i]=='6' && TT[i+1]=='4')
seenIA64=true;
}
if (seenIA64)
return 20; // strong match
}
#if defined(__ia64__) || defined(__IA64__)
return 5;
#else
return 0;
#endif
}
/// IA64TargetMachine ctor - Create an LP64 architecture model
///
IA64TargetMachine::IA64TargetMachine(const Module &M, const std::string &FS)
: DataLayout("e"),
FrameInfo(TargetFrameInfo::StackGrowsDown, 16, 0),
TLInfo(*this) { // FIXME? check this stuff
}
//===----------------------------------------------------------------------===//
// Pass Pipeline Configuration
//===----------------------------------------------------------------------===//
bool IA64TargetMachine::addInstSelector(FunctionPassManager &PM, bool Fast) {
PM.add(createIA64DAGToDAGInstructionSelector(*this));
return false;
}
bool IA64TargetMachine::addPreEmitPass(FunctionPassManager &PM, bool Fast) {
// Make sure everything is bundled happily
PM.add(createIA64BundlingPass(*this));
return true;
}
bool IA64TargetMachine::addAssemblyEmitter(FunctionPassManager &PM, bool Fast,
std::ostream &Out) {
PM.add(createIA64CodePrinterPass(Out, *this));
return false;
}